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proofread
 
Definition:
Biology Glossary search by EverythingBio.com
 
     
  Literally to read for the purpose of detecting errors for later correction. DNA polymerase has 3' to 5' exonuclease activity which is used during polymerization to remove nucleotides it has recently added if they are incorrectly paired, and is a correcting ability to remove errors in replication.  
     


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